GPI coverage and content

You can use Global Patent Index (GPI) to carry out detailed searches in the EPO's worldwide bibliographic (DOCDB), legal event (INPADOC) and full-text data sets, and download or visualise the search results for statistical analysis.

Current content: 156 511 693 patent documents

This week's update (14/06/2024 12:00 CET):

200 241 new documents added

1 026 356 documents amended

GPI key values

Run regular monitoring (e.g. monthly or quarterly) of technical areas or companies

Use built-in charts to visualise technical trends and patenting activity of companies

Choose the data you want to see and download to focus on what you are interested in

Run data quality assessments to measure the risk of incomplete search results

EP 0901874 A3 19990324 -

Publication

EP 0901874 A3 19990324

Application

EP 98116446 A 19980831

Priority

IT MI971995 A 19970902

Abstract (en)

[origin: EP0901874A2] A chuck (4) for clamping and controlled rotation of a tubular workpiece (13) is provided at one end (7) of the machine frame (1). A carriage (20) serves for supply and unloading of the workpieces. A unit (30) at the other end of the machine frame is foreseen for unloading of short workpieces.

IPC 1-7

B23K 26/08

IPC 8 full level

B23K 26/08 (2006.01)

CPC (source: EP)

B23K 26/0823 (2013.01)

Citation (search report)

[A] US 5373136 A 19941213 - ERNST ZUMSTEIN [CH], et al
[A] EP 0481462 A1 19920422 - SALA SPA [IT]
[A] US 4609807 A 19860902 - MORRISSY JAMES P [US], et al

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

DOCDB simple family (publication)

EP 0901874 A2 19990317; EP 0901874 A3 19990324; IT 1294373 B1 19990324; IT MI971995 A1 19990302

DOCDB simple family (application)

EP 98116446 A 19980831; IT MI971995 A 19970902